From nobody Mon Feb 9 09:52:00 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1605899238; cv=none; d=zohomail.com; s=zohoarc; b=c7POK1NU8PkkB9nJ2ar9MtVM0XG8NGeDflvy2vbT7IcIx6HYnKIboPh6lh4u2UebVuLKQKQRWmOHHCeP+QwJo0DJkDIY+KDR6XMFtb4pQ6HQiLKDxZy6OU+hAbvXLQ97RSMTBK+epfLwxbH8ALw9NY3NSSrkCTXYfhM4PPUvvpc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1605899238; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=4wp9YwTYGJnUKm2v8rubzSiDU/VoJ3Bb1DJ/6lk+2es=; b=iWLvHhBXVtbi2cN1kmL4cax5fXcah6tLRNdtAdJ57Y6vENx4KX/+OM+GZGJOIjb3iRN+a3G5qxmAzxVjOzZwmIKeOie5pQ2P+QUwMPJJlivv8PLHEnDqP5+rxwDecDES5KF1WIV+lz3ykoqPJ9l7tByFp1OBCRkhhXQu5IfyCRc= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1605899238877627.5572405267831; Fri, 20 Nov 2020 11:07:18 -0800 (PST) Received: from localhost ([::1]:34848 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kgBkb-0001BF-KC for importer@patchew.org; Fri, 20 Nov 2020 14:07:17 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:41710) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kgBYq-0006mj-4J for qemu-devel@nongnu.org; Fri, 20 Nov 2020 13:55:08 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:49246) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kgBYn-0007mi-Vl for qemu-devel@nongnu.org; Fri, 20 Nov 2020 13:55:07 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-364-vhU3u-tTOGC90Zymqu4hTA-1; Fri, 20 Nov 2020 13:55:01 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 951ED8030AD; Fri, 20 Nov 2020 18:54:58 +0000 (UTC) Received: from eperezma.remote.csb (ovpn-112-88.ams2.redhat.com [10.36.112.88]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7628E5C1D5; Fri, 20 Nov 2020 18:54:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1605898505; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4wp9YwTYGJnUKm2v8rubzSiDU/VoJ3Bb1DJ/6lk+2es=; b=OGwTUoY0ZbWHvLDtCRfDAfbzluKzXjFl+sTW/D3U57HC6gjuNIa59+ocRgwhUodCXxQNOI PeNkydEUr2mkKQV2k+PXNBTkL+CVQiRQE5oaAFCTLwGOMeL5Wt24Y0tpat1bgAjX+9SrG7 FSpfojOTUUnbCjoFmdg7M2MA94pdW4o= X-MC-Unique: vhU3u-tTOGC90Zymqu4hTA-1 From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= To: qemu-devel@nongnu.org Subject: [RFC PATCH 15/27] vhost: Do not invalidate signalled used Date: Fri, 20 Nov 2020 19:50:53 +0100 Message-Id: <20201120185105.279030-16-eperezma@redhat.com> In-Reply-To: <20201120185105.279030-1-eperezma@redhat.com> References: <20201120185105.279030-1-eperezma@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=63.128.21.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kvm@vger.kernel.org, "Michael S. Tsirkin" , Jason Wang , Daniel Daly , virtualization@lists.linux-foundation.org, Liran Alon , Eli Cohen , Nitin Shrivastav , Alex Barba , Christophe Fontaine , Juan Quintela , Lee Ballard , Lars Ganrot , Rob Miller , Stefano Garzarella , Howard Cai , Parav Pandit , vm , Salil Mehta , Stephen Finucane , Xiao W Wang , Sean Mooney , Stefan Hajnoczi , Jim Harford , Dmytro Kazantsev , Siwei Liu , Harpreet Singh Anand , Michael Lilja , Max Gurtovoy Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Since we are in control of guest' VQ again, we can trust on it. Signed-off-by: Eugenio P=C3=A9rez --- hw/virtio/vhost.c | 1 - 1 file changed, 1 deletion(-) diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 304e0baa61..ac2bc14190 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -996,7 +996,6 @@ static void vhost_handle_call(EventNotifier *n) VirtQueue *vq =3D virtio_get_queue(vdev->vdev, idx); =20 if (event_notifier_test_and_clear(n)) { - virtio_queue_invalidate_signalled_used(vdev->vdev, idx); virtio_notify_irqfd(vdev->vdev, vq); } } --=20 2.18.4